agora inbox for [email protected]help / color / mirror / Atom feed
[PATCH v1 1/1] Use C99-designated initializer syntax for dispatch_table array 794+ messages / 3 participants [nested] [flat]
* [PATCH v1 1/1] Use C99-designated initializer syntax for dispatch_table array @ 2024-03-05 13:32 Japin Li <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Japin Li @ 2024-03-05 13:32 UTC (permalink / raw) --- src/backend/executor/execExprInterp.c | 195 +++++++++++++------------- src/include/executor/execExpr.h | 3 - 2 files changed, 96 insertions(+), 102 deletions(-) diff --git a/src/backend/executor/execExprInterp.c b/src/backend/executor/execExprInterp.c index 7c1f51e2e0..e4ad522312 100644 --- a/src/backend/executor/execExprInterp.c +++ b/src/backend/executor/execExprInterp.c @@ -400,107 +400,104 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull) TupleTableSlot *outerslot; TupleTableSlot *scanslot; - /* - * This array has to be in the same order as enum ExprEvalOp. - */ #if defined(EEO_USE_COMPUTED_GOTO) static const void *const dispatch_table[] = { - &&CASE_EEOP_DONE, - &&CASE_EEOP_INNER_FETCHSOME, - &&CASE_EEOP_OUTER_FETCHSOME, - &&CASE_EEOP_SCAN_FETCHSOME, - &&CASE_EEOP_INNER_VAR, - &&CASE_EEOP_OUTER_VAR, - &&CASE_EEOP_SCAN_VAR, - &&CASE_EEOP_INNER_SYSVAR, - &&CASE_EEOP_OUTER_SYSVAR, - &&CASE_EEOP_SCAN_SYSVAR, - &&CASE_EEOP_WHOLEROW, - &&CASE_EEOP_ASSIGN_INNER_VAR, - &&CASE_EEOP_ASSIGN_OUTER_VAR, - &&CASE_EEOP_ASSIGN_SCAN_VAR, - &&CASE_EEOP_ASSIGN_TMP, - &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, - &&CASE_EEOP_CONST, - &&CASE_EEOP_FUNCEXPR, - &&CASE_EEOP_FUNCEXPR_STRICT, - &&CASE_EEOP_FUNCEXPR_FUSAGE, - &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, - &&CASE_EEOP_BOOL_AND_STEP_FIRST, - &&CASE_EEOP_BOOL_AND_STEP, - &&CASE_EEOP_BOOL_AND_STEP_LAST, - &&CASE_EEOP_BOOL_OR_STEP_FIRST, - &&CASE_EEOP_BOOL_OR_STEP, - &&CASE_EEOP_BOOL_OR_STEP_LAST, - &&CASE_EEOP_BOOL_NOT_STEP, - &&CASE_EEOP_QUAL, - &&CASE_EEOP_JUMP, - &&CASE_EEOP_JUMP_IF_NULL, - &&CASE_EEOP_JUMP_IF_NOT_NULL, - &&CASE_EEOP_JUMP_IF_NOT_TRUE, - &&CASE_EEOP_NULLTEST_ISNULL, - &&CASE_EEOP_NULLTEST_ISNOTNULL, - &&CASE_EEOP_NULLTEST_ROWISNULL, - &&CASE_EEOP_NULLTEST_ROWISNOTNULL, - &&CASE_EEOP_BOOLTEST_IS_TRUE, - &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, - &&CASE_EEOP_BOOLTEST_IS_FALSE, - &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, - &&CASE_EEOP_PARAM_EXEC, - &&CASE_EEOP_PARAM_EXTERN, - &&CASE_EEOP_PARAM_CALLBACK, - &&CASE_EEOP_CASE_TESTVAL, - &&CASE_EEOP_MAKE_READONLY, - &&CASE_EEOP_IOCOERCE, - &&CASE_EEOP_IOCOERCE_SAFE, - &&CASE_EEOP_DISTINCT, - &&CASE_EEOP_NOT_DISTINCT, - &&CASE_EEOP_NULLIF, - &&CASE_EEOP_SQLVALUEFUNCTION, - &&CASE_EEOP_CURRENTOFEXPR, - &&CASE_EEOP_NEXTVALUEEXPR, - &&CASE_EEOP_ARRAYEXPR, - &&CASE_EEOP_ARRAYCOERCE, - &&CASE_EEOP_ROW, - &&CASE_EEOP_ROWCOMPARE_STEP, - &&CASE_EEOP_ROWCOMPARE_FINAL, - &&CASE_EEOP_MINMAX, - &&CASE_EEOP_FIELDSELECT, - &&CASE_EEOP_FIELDSTORE_DEFORM, - &&CASE_EEOP_FIELDSTORE_FORM, - &&CASE_EEOP_SBSREF_SUBSCRIPTS, - &&CASE_EEOP_SBSREF_OLD, - &&CASE_EEOP_SBSREF_ASSIGN, - &&CASE_EEOP_SBSREF_FETCH, - &&CASE_EEOP_DOMAIN_TESTVAL, - &&CASE_EEOP_DOMAIN_NOTNULL, - &&CASE_EEOP_DOMAIN_CHECK, - &&CASE_EEOP_CONVERT_ROWTYPE, - &&CASE_EEOP_SCALARARRAYOP, - &&CASE_EEOP_HASHED_SCALARARRAYOP, - &&CASE_EEOP_XMLEXPR, - &&CASE_EEOP_JSON_CONSTRUCTOR, - &&CASE_EEOP_IS_JSON, - &&CASE_EEOP_AGGREF, - &&CASE_EEOP_GROUPING_FUNC, - &&CASE_EEOP_WINDOW_FUNC, - &&CASE_EEOP_SUBPLAN, - &&CASE_EEOP_AGG_STRICT_DESERIALIZE, - &&CASE_EEOP_AGG_DESERIALIZE, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, - &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, - &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, - &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, - &&CASE_EEOP_LAST + [EEOP_DONE] = &&CASE_EEOP_DONE, + [EEOP_INNER_FETCHSOME] = &&CASE_EEOP_INNER_FETCHSOME, + [EEOP_OUTER_FETCHSOME] = &&CASE_EEOP_OUTER_FETCHSOME, + [EEOP_SCAN_FETCHSOME] = &&CASE_EEOP_SCAN_FETCHSOME, + [EEOP_INNER_VAR] = &&CASE_EEOP_INNER_VAR, + [EEOP_OUTER_VAR] = &&CASE_EEOP_OUTER_VAR, + [EEOP_SCAN_VAR] = &&CASE_EEOP_SCAN_VAR, + [EEOP_INNER_SYSVAR] = &&CASE_EEOP_INNER_SYSVAR, + [EEOP_OUTER_SYSVAR] = &&CASE_EEOP_OUTER_SYSVAR, + [EEOP_SCAN_SYSVAR] = &&CASE_EEOP_SCAN_SYSVAR, + [EEOP_WHOLEROW] = &&CASE_EEOP_WHOLEROW, + [EEOP_ASSIGN_INNER_VAR] = &&CASE_EEOP_ASSIGN_INNER_VAR, + [EEOP_ASSIGN_OUTER_VAR] = &&CASE_EEOP_ASSIGN_OUTER_VAR, + [EEOP_ASSIGN_SCAN_VAR] = &&CASE_EEOP_ASSIGN_SCAN_VAR, + [EEOP_ASSIGN_TMP] = &&CASE_EEOP_ASSIGN_TMP, + [EEOP_ASSIGN_TMP_MAKE_RO] = &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, + [EEOP_CONST] = &&CASE_EEOP_CONST, + [EEOP_FUNCEXPR] = &&CASE_EEOP_FUNCEXPR, + [EEOP_FUNCEXPR_STRICT] = &&CASE_EEOP_FUNCEXPR_STRICT, + [EEOP_FUNCEXPR_FUSAGE] = &&CASE_EEOP_FUNCEXPR_FUSAGE, + [EEOP_FUNCEXPR_STRICT_FUSAGE] = &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, + [EEOP_BOOL_AND_STEP_FIRST] = &&CASE_EEOP_BOOL_AND_STEP_FIRST, + [EEOP_BOOL_AND_STEP] = &&CASE_EEOP_BOOL_AND_STEP, + [EEOP_BOOL_AND_STEP_LAST] = &&CASE_EEOP_BOOL_AND_STEP_LAST, + [EEOP_BOOL_OR_STEP_FIRST] = &&CASE_EEOP_BOOL_OR_STEP_FIRST, + [EEOP_BOOL_OR_STEP] = &&CASE_EEOP_BOOL_OR_STEP, + [EEOP_BOOL_OR_STEP_LAST] = &&CASE_EEOP_BOOL_OR_STEP_LAST, + [EEOP_BOOL_NOT_STEP] = &&CASE_EEOP_BOOL_NOT_STEP, + [EEOP_QUAL] = &&CASE_EEOP_QUAL, + [EEOP_JUMP] = &&CASE_EEOP_JUMP, + [EEOP_JUMP_IF_NULL] = &&CASE_EEOP_JUMP_IF_NULL, + [EEOP_JUMP_IF_NOT_NULL] = &&CASE_EEOP_JUMP_IF_NOT_NULL, + [EEOP_JUMP_IF_NOT_TRUE] = &&CASE_EEOP_JUMP_IF_NOT_TRUE, + [EEOP_NULLTEST_ISNULL] = &&CASE_EEOP_NULLTEST_ISNULL, + [EEOP_NULLTEST_ISNOTNULL] = &&CASE_EEOP_NULLTEST_ISNOTNULL, + [EEOP_NULLTEST_ROWISNULL] = &&CASE_EEOP_NULLTEST_ROWISNULL, + [EEOP_NULLTEST_ROWISNOTNULL] = &&CASE_EEOP_NULLTEST_ROWISNOTNULL, + [EEOP_BOOLTEST_IS_TRUE] = &&CASE_EEOP_BOOLTEST_IS_TRUE, + [EEOP_BOOLTEST_IS_NOT_TRUE] = &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, + [EEOP_BOOLTEST_IS_FALSE] = &&CASE_EEOP_BOOLTEST_IS_FALSE, + [EEOP_BOOLTEST_IS_NOT_FALSE] = &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, + [EEOP_PARAM_EXEC] = &&CASE_EEOP_PARAM_EXEC, + [EEOP_PARAM_EXTERN] = &&CASE_EEOP_PARAM_EXTERN, + [EEOP_PARAM_CALLBACK] = &&CASE_EEOP_PARAM_CALLBACK, + [EEOP_CASE_TESTVAL] = &&CASE_EEOP_CASE_TESTVAL, + [EEOP_MAKE_READONLY] = &&CASE_EEOP_MAKE_READONLY, + [EEOP_IOCOERCE] = &&CASE_EEOP_IOCOERCE, + [EEOP_IOCOERCE_SAFE] = &&CASE_EEOP_IOCOERCE_SAFE, + [EEOP_DISTINCT] = &&CASE_EEOP_DISTINCT, + [EEOP_NOT_DISTINCT] = &&CASE_EEOP_NOT_DISTINCT, + [EEOP_NULLIF] = &&CASE_EEOP_NULLIF, + [EEOP_SQLVALUEFUNCTION] = &&CASE_EEOP_SQLVALUEFUNCTION, + [EEOP_CURRENTOFEXPR] = &&CASE_EEOP_CURRENTOFEXPR, + [EEOP_NEXTVALUEEXPR] = &&CASE_EEOP_NEXTVALUEEXPR, + [EEOP_ARRAYEXPR] = &&CASE_EEOP_ARRAYEXPR, + [EEOP_ARRAYCOERCE] = &&CASE_EEOP_ARRAYCOERCE, + [EEOP_ROW] = &&CASE_EEOP_ROW, + [EEOP_ROWCOMPARE_STEP] = &&CASE_EEOP_ROWCOMPARE_STEP, + [EEOP_ROWCOMPARE_FINAL] = &&CASE_EEOP_ROWCOMPARE_FINAL, + [EEOP_MINMAX] = &&CASE_EEOP_MINMAX, + [EEOP_FIELDSELECT] = &&CASE_EEOP_FIELDSELECT, + [EEOP_FIELDSTORE_DEFORM] = &&CASE_EEOP_FIELDSTORE_DEFORM, + [EEOP_FIELDSTORE_FORM] = &&CASE_EEOP_FIELDSTORE_FORM, + [EEOP_SBSREF_SUBSCRIPTS] = &&CASE_EEOP_SBSREF_SUBSCRIPTS, + [EEOP_SBSREF_OLD] = &&CASE_EEOP_SBSREF_OLD, + [EEOP_SBSREF_ASSIGN] = &&CASE_EEOP_SBSREF_ASSIGN, + [EEOP_SBSREF_FETCH] = &&CASE_EEOP_SBSREF_FETCH, + [EEOP_DOMAIN_TESTVAL] = &&CASE_EEOP_DOMAIN_TESTVAL, + [EEOP_DOMAIN_NOTNULL] = &&CASE_EEOP_DOMAIN_NOTNULL, + [EEOP_DOMAIN_CHECK] = &&CASE_EEOP_DOMAIN_CHECK, + [EEOP_CONVERT_ROWTYPE] = &&CASE_EEOP_CONVERT_ROWTYPE, + [EEOP_SCALARARRAYOP] = &&CASE_EEOP_SCALARARRAYOP, + [EEOP_HASHED_SCALARARRAYOP] = &&CASE_EEOP_HASHED_SCALARARRAYOP, + [EEOP_XMLEXPR] = &&CASE_EEOP_XMLEXPR, + [EEOP_JSON_CONSTRUCTOR] = &&CASE_EEOP_JSON_CONSTRUCTOR, + [EEOP_IS_JSON] = &&CASE_EEOP_IS_JSON, + [EEOP_AGGREF] = &&CASE_EEOP_AGGREF, + [EEOP_GROUPING_FUNC] = &&CASE_EEOP_GROUPING_FUNC, + [EEOP_WINDOW_FUNC] = &&CASE_EEOP_WINDOW_FUNC, + [EEOP_SUBPLAN] = &&CASE_EEOP_SUBPLAN, + [EEOP_AGG_STRICT_DESERIALIZE] = &&CASE_EEOP_AGG_STRICT_DESERIALIZE, + [EEOP_AGG_DESERIALIZE] = &&CASE_EEOP_AGG_DESERIALIZE, + [EEOP_AGG_STRICT_INPUT_CHECK_ARGS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, + [EEOP_AGG_STRICT_INPUT_CHECK_NULLS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, + [EEOP_AGG_PLAIN_PERGROUP_NULLCHECK] = &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, + [EEOP_AGG_PRESORTED_DISTINCT_SINGLE] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, + [EEOP_AGG_PRESORTED_DISTINCT_MULTI] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, + [EEOP_AGG_ORDERED_TRANS_DATUM] = &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, + [EEOP_AGG_ORDERED_TRANS_TUPLE] = &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, + [EEOP_LAST] = &&CASE_EEOP_LAST, }; StaticAssertDecl(lengthof(dispatch_table) == EEOP_LAST + 1, diff --git a/src/include/executor/execExpr.h b/src/include/executor/execExpr.h index a28ddcdd77..0a2f389ed7 100644 --- a/src/include/executor/execExpr.h +++ b/src/include/executor/execExpr.h @@ -59,9 +59,6 @@ typedef struct ExprEvalRowtypeCache * * Identifies the operation to be executed and which member in the * ExprEvalStep->d union is valid. - * - * The order of entries needs to be kept in sync with the dispatch_table[] - * array in execExprInterp.c:ExecInterpExpr(). */ typedef enum ExprEvalOp { -- 2.34.1 --=-=-=-- ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v2 1/1] Use C99-designated initializer syntax for dispatch_table array @ 2024-03-05 13:32 Japin Li <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Japin Li @ 2024-03-05 13:32 UTC (permalink / raw) --- src/backend/executor/execExprInterp.c | 195 +++++++++++++------------- src/include/executor/execExpr.h | 2 +- 2 files changed, 97 insertions(+), 100 deletions(-) diff --git a/src/backend/executor/execExprInterp.c b/src/backend/executor/execExprInterp.c index 7c1f51e2e0..e4ad522312 100644 --- a/src/backend/executor/execExprInterp.c +++ b/src/backend/executor/execExprInterp.c @@ -400,107 +400,104 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull) TupleTableSlot *outerslot; TupleTableSlot *scanslot; - /* - * This array has to be in the same order as enum ExprEvalOp. - */ #if defined(EEO_USE_COMPUTED_GOTO) static const void *const dispatch_table[] = { - &&CASE_EEOP_DONE, - &&CASE_EEOP_INNER_FETCHSOME, - &&CASE_EEOP_OUTER_FETCHSOME, - &&CASE_EEOP_SCAN_FETCHSOME, - &&CASE_EEOP_INNER_VAR, - &&CASE_EEOP_OUTER_VAR, - &&CASE_EEOP_SCAN_VAR, - &&CASE_EEOP_INNER_SYSVAR, - &&CASE_EEOP_OUTER_SYSVAR, - &&CASE_EEOP_SCAN_SYSVAR, - &&CASE_EEOP_WHOLEROW, - &&CASE_EEOP_ASSIGN_INNER_VAR, - &&CASE_EEOP_ASSIGN_OUTER_VAR, - &&CASE_EEOP_ASSIGN_SCAN_VAR, - &&CASE_EEOP_ASSIGN_TMP, - &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, - &&CASE_EEOP_CONST, - &&CASE_EEOP_FUNCEXPR, - &&CASE_EEOP_FUNCEXPR_STRICT, - &&CASE_EEOP_FUNCEXPR_FUSAGE, - &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, - &&CASE_EEOP_BOOL_AND_STEP_FIRST, - &&CASE_EEOP_BOOL_AND_STEP, - &&CASE_EEOP_BOOL_AND_STEP_LAST, - &&CASE_EEOP_BOOL_OR_STEP_FIRST, - &&CASE_EEOP_BOOL_OR_STEP, - &&CASE_EEOP_BOOL_OR_STEP_LAST, - &&CASE_EEOP_BOOL_NOT_STEP, - &&CASE_EEOP_QUAL, - &&CASE_EEOP_JUMP, - &&CASE_EEOP_JUMP_IF_NULL, - &&CASE_EEOP_JUMP_IF_NOT_NULL, - &&CASE_EEOP_JUMP_IF_NOT_TRUE, - &&CASE_EEOP_NULLTEST_ISNULL, - &&CASE_EEOP_NULLTEST_ISNOTNULL, - &&CASE_EEOP_NULLTEST_ROWISNULL, - &&CASE_EEOP_NULLTEST_ROWISNOTNULL, - &&CASE_EEOP_BOOLTEST_IS_TRUE, - &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, - &&CASE_EEOP_BOOLTEST_IS_FALSE, - &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, - &&CASE_EEOP_PARAM_EXEC, - &&CASE_EEOP_PARAM_EXTERN, - &&CASE_EEOP_PARAM_CALLBACK, - &&CASE_EEOP_CASE_TESTVAL, - &&CASE_EEOP_MAKE_READONLY, - &&CASE_EEOP_IOCOERCE, - &&CASE_EEOP_IOCOERCE_SAFE, - &&CASE_EEOP_DISTINCT, - &&CASE_EEOP_NOT_DISTINCT, - &&CASE_EEOP_NULLIF, - &&CASE_EEOP_SQLVALUEFUNCTION, - &&CASE_EEOP_CURRENTOFEXPR, - &&CASE_EEOP_NEXTVALUEEXPR, - &&CASE_EEOP_ARRAYEXPR, - &&CASE_EEOP_ARRAYCOERCE, - &&CASE_EEOP_ROW, - &&CASE_EEOP_ROWCOMPARE_STEP, - &&CASE_EEOP_ROWCOMPARE_FINAL, - &&CASE_EEOP_MINMAX, - &&CASE_EEOP_FIELDSELECT, - &&CASE_EEOP_FIELDSTORE_DEFORM, - &&CASE_EEOP_FIELDSTORE_FORM, - &&CASE_EEOP_SBSREF_SUBSCRIPTS, - &&CASE_EEOP_SBSREF_OLD, - &&CASE_EEOP_SBSREF_ASSIGN, - &&CASE_EEOP_SBSREF_FETCH, - &&CASE_EEOP_DOMAIN_TESTVAL, - &&CASE_EEOP_DOMAIN_NOTNULL, - &&CASE_EEOP_DOMAIN_CHECK, - &&CASE_EEOP_CONVERT_ROWTYPE, - &&CASE_EEOP_SCALARARRAYOP, - &&CASE_EEOP_HASHED_SCALARARRAYOP, - &&CASE_EEOP_XMLEXPR, - &&CASE_EEOP_JSON_CONSTRUCTOR, - &&CASE_EEOP_IS_JSON, - &&CASE_EEOP_AGGREF, - &&CASE_EEOP_GROUPING_FUNC, - &&CASE_EEOP_WINDOW_FUNC, - &&CASE_EEOP_SUBPLAN, - &&CASE_EEOP_AGG_STRICT_DESERIALIZE, - &&CASE_EEOP_AGG_DESERIALIZE, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, - &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, - &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, - &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, - &&CASE_EEOP_LAST + [EEOP_DONE] = &&CASE_EEOP_DONE, + [EEOP_INNER_FETCHSOME] = &&CASE_EEOP_INNER_FETCHSOME, + [EEOP_OUTER_FETCHSOME] = &&CASE_EEOP_OUTER_FETCHSOME, + [EEOP_SCAN_FETCHSOME] = &&CASE_EEOP_SCAN_FETCHSOME, + [EEOP_INNER_VAR] = &&CASE_EEOP_INNER_VAR, + [EEOP_OUTER_VAR] = &&CASE_EEOP_OUTER_VAR, + [EEOP_SCAN_VAR] = &&CASE_EEOP_SCAN_VAR, + [EEOP_INNER_SYSVAR] = &&CASE_EEOP_INNER_SYSVAR, + [EEOP_OUTER_SYSVAR] = &&CASE_EEOP_OUTER_SYSVAR, + [EEOP_SCAN_SYSVAR] = &&CASE_EEOP_SCAN_SYSVAR, + [EEOP_WHOLEROW] = &&CASE_EEOP_WHOLEROW, + [EEOP_ASSIGN_INNER_VAR] = &&CASE_EEOP_ASSIGN_INNER_VAR, + [EEOP_ASSIGN_OUTER_VAR] = &&CASE_EEOP_ASSIGN_OUTER_VAR, + [EEOP_ASSIGN_SCAN_VAR] = &&CASE_EEOP_ASSIGN_SCAN_VAR, + [EEOP_ASSIGN_TMP] = &&CASE_EEOP_ASSIGN_TMP, + [EEOP_ASSIGN_TMP_MAKE_RO] = &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, + [EEOP_CONST] = &&CASE_EEOP_CONST, + [EEOP_FUNCEXPR] = &&CASE_EEOP_FUNCEXPR, + [EEOP_FUNCEXPR_STRICT] = &&CASE_EEOP_FUNCEXPR_STRICT, + [EEOP_FUNCEXPR_FUSAGE] = &&CASE_EEOP_FUNCEXPR_FUSAGE, + [EEOP_FUNCEXPR_STRICT_FUSAGE] = &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, + [EEOP_BOOL_AND_STEP_FIRST] = &&CASE_EEOP_BOOL_AND_STEP_FIRST, + [EEOP_BOOL_AND_STEP] = &&CASE_EEOP_BOOL_AND_STEP, + [EEOP_BOOL_AND_STEP_LAST] = &&CASE_EEOP_BOOL_AND_STEP_LAST, + [EEOP_BOOL_OR_STEP_FIRST] = &&CASE_EEOP_BOOL_OR_STEP_FIRST, + [EEOP_BOOL_OR_STEP] = &&CASE_EEOP_BOOL_OR_STEP, + [EEOP_BOOL_OR_STEP_LAST] = &&CASE_EEOP_BOOL_OR_STEP_LAST, + [EEOP_BOOL_NOT_STEP] = &&CASE_EEOP_BOOL_NOT_STEP, + [EEOP_QUAL] = &&CASE_EEOP_QUAL, + [EEOP_JUMP] = &&CASE_EEOP_JUMP, + [EEOP_JUMP_IF_NULL] = &&CASE_EEOP_JUMP_IF_NULL, + [EEOP_JUMP_IF_NOT_NULL] = &&CASE_EEOP_JUMP_IF_NOT_NULL, + [EEOP_JUMP_IF_NOT_TRUE] = &&CASE_EEOP_JUMP_IF_NOT_TRUE, + [EEOP_NULLTEST_ISNULL] = &&CASE_EEOP_NULLTEST_ISNULL, + [EEOP_NULLTEST_ISNOTNULL] = &&CASE_EEOP_NULLTEST_ISNOTNULL, + [EEOP_NULLTEST_ROWISNULL] = &&CASE_EEOP_NULLTEST_ROWISNULL, + [EEOP_NULLTEST_ROWISNOTNULL] = &&CASE_EEOP_NULLTEST_ROWISNOTNULL, + [EEOP_BOOLTEST_IS_TRUE] = &&CASE_EEOP_BOOLTEST_IS_TRUE, + [EEOP_BOOLTEST_IS_NOT_TRUE] = &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, + [EEOP_BOOLTEST_IS_FALSE] = &&CASE_EEOP_BOOLTEST_IS_FALSE, + [EEOP_BOOLTEST_IS_NOT_FALSE] = &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, + [EEOP_PARAM_EXEC] = &&CASE_EEOP_PARAM_EXEC, + [EEOP_PARAM_EXTERN] = &&CASE_EEOP_PARAM_EXTERN, + [EEOP_PARAM_CALLBACK] = &&CASE_EEOP_PARAM_CALLBACK, + [EEOP_CASE_TESTVAL] = &&CASE_EEOP_CASE_TESTVAL, + [EEOP_MAKE_READONLY] = &&CASE_EEOP_MAKE_READONLY, + [EEOP_IOCOERCE] = &&CASE_EEOP_IOCOERCE, + [EEOP_IOCOERCE_SAFE] = &&CASE_EEOP_IOCOERCE_SAFE, + [EEOP_DISTINCT] = &&CASE_EEOP_DISTINCT, + [EEOP_NOT_DISTINCT] = &&CASE_EEOP_NOT_DISTINCT, + [EEOP_NULLIF] = &&CASE_EEOP_NULLIF, + [EEOP_SQLVALUEFUNCTION] = &&CASE_EEOP_SQLVALUEFUNCTION, + [EEOP_CURRENTOFEXPR] = &&CASE_EEOP_CURRENTOFEXPR, + [EEOP_NEXTVALUEEXPR] = &&CASE_EEOP_NEXTVALUEEXPR, + [EEOP_ARRAYEXPR] = &&CASE_EEOP_ARRAYEXPR, + [EEOP_ARRAYCOERCE] = &&CASE_EEOP_ARRAYCOERCE, + [EEOP_ROW] = &&CASE_EEOP_ROW, + [EEOP_ROWCOMPARE_STEP] = &&CASE_EEOP_ROWCOMPARE_STEP, + [EEOP_ROWCOMPARE_FINAL] = &&CASE_EEOP_ROWCOMPARE_FINAL, + [EEOP_MINMAX] = &&CASE_EEOP_MINMAX, + [EEOP_FIELDSELECT] = &&CASE_EEOP_FIELDSELECT, + [EEOP_FIELDSTORE_DEFORM] = &&CASE_EEOP_FIELDSTORE_DEFORM, + [EEOP_FIELDSTORE_FORM] = &&CASE_EEOP_FIELDSTORE_FORM, + [EEOP_SBSREF_SUBSCRIPTS] = &&CASE_EEOP_SBSREF_SUBSCRIPTS, + [EEOP_SBSREF_OLD] = &&CASE_EEOP_SBSREF_OLD, + [EEOP_SBSREF_ASSIGN] = &&CASE_EEOP_SBSREF_ASSIGN, + [EEOP_SBSREF_FETCH] = &&CASE_EEOP_SBSREF_FETCH, + [EEOP_DOMAIN_TESTVAL] = &&CASE_EEOP_DOMAIN_TESTVAL, + [EEOP_DOMAIN_NOTNULL] = &&CASE_EEOP_DOMAIN_NOTNULL, + [EEOP_DOMAIN_CHECK] = &&CASE_EEOP_DOMAIN_CHECK, + [EEOP_CONVERT_ROWTYPE] = &&CASE_EEOP_CONVERT_ROWTYPE, + [EEOP_SCALARARRAYOP] = &&CASE_EEOP_SCALARARRAYOP, + [EEOP_HASHED_SCALARARRAYOP] = &&CASE_EEOP_HASHED_SCALARARRAYOP, + [EEOP_XMLEXPR] = &&CASE_EEOP_XMLEXPR, + [EEOP_JSON_CONSTRUCTOR] = &&CASE_EEOP_JSON_CONSTRUCTOR, + [EEOP_IS_JSON] = &&CASE_EEOP_IS_JSON, + [EEOP_AGGREF] = &&CASE_EEOP_AGGREF, + [EEOP_GROUPING_FUNC] = &&CASE_EEOP_GROUPING_FUNC, + [EEOP_WINDOW_FUNC] = &&CASE_EEOP_WINDOW_FUNC, + [EEOP_SUBPLAN] = &&CASE_EEOP_SUBPLAN, + [EEOP_AGG_STRICT_DESERIALIZE] = &&CASE_EEOP_AGG_STRICT_DESERIALIZE, + [EEOP_AGG_DESERIALIZE] = &&CASE_EEOP_AGG_DESERIALIZE, + [EEOP_AGG_STRICT_INPUT_CHECK_ARGS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, + [EEOP_AGG_STRICT_INPUT_CHECK_NULLS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, + [EEOP_AGG_PLAIN_PERGROUP_NULLCHECK] = &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, + [EEOP_AGG_PRESORTED_DISTINCT_SINGLE] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, + [EEOP_AGG_PRESORTED_DISTINCT_MULTI] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, + [EEOP_AGG_ORDERED_TRANS_DATUM] = &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, + [EEOP_AGG_ORDERED_TRANS_TUPLE] = &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, + [EEOP_LAST] = &&CASE_EEOP_LAST, }; StaticAssertDecl(lengthof(dispatch_table) == EEOP_LAST + 1, diff --git a/src/include/executor/execExpr.h b/src/include/executor/execExpr.h index a28ddcdd77..00d3db7a74 100644 --- a/src/include/executor/execExpr.h +++ b/src/include/executor/execExpr.h @@ -60,7 +60,7 @@ typedef struct ExprEvalRowtypeCache * Identifies the operation to be executed and which member in the * ExprEvalStep->d union is valid. * - * The order of entries needs to be kept in sync with the dispatch_table[] + * If you add some operation don't forget to update the dispatch_table[] * array in execExprInterp.c:ExecInterpExpr(). */ typedef enum ExprEvalOp -- 2.34.1 --=-=-=-- ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v3 1/1] Use C99-designated initializer syntax for dispatch_table array @ 2024-03-05 13:32 Japin Li <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Japin Li @ 2024-03-05 13:32 UTC (permalink / raw) --- src/backend/executor/execExprInterp.c | 203 ++++++++++++-------------- src/include/executor/execExpr.h | 2 +- 2 files changed, 97 insertions(+), 108 deletions(-) diff --git a/src/backend/executor/execExprInterp.c b/src/backend/executor/execExprInterp.c index 7c1f51e2e0..df9fe79058 100644 --- a/src/backend/executor/execExprInterp.c +++ b/src/backend/executor/execExprInterp.c @@ -400,110 +400,106 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull) TupleTableSlot *outerslot; TupleTableSlot *scanslot; - /* - * This array has to be in the same order as enum ExprEvalOp. - */ #if defined(EEO_USE_COMPUTED_GOTO) static const void *const dispatch_table[] = { - &&CASE_EEOP_DONE, - &&CASE_EEOP_INNER_FETCHSOME, - &&CASE_EEOP_OUTER_FETCHSOME, - &&CASE_EEOP_SCAN_FETCHSOME, - &&CASE_EEOP_INNER_VAR, - &&CASE_EEOP_OUTER_VAR, - &&CASE_EEOP_SCAN_VAR, - &&CASE_EEOP_INNER_SYSVAR, - &&CASE_EEOP_OUTER_SYSVAR, - &&CASE_EEOP_SCAN_SYSVAR, - &&CASE_EEOP_WHOLEROW, - &&CASE_EEOP_ASSIGN_INNER_VAR, - &&CASE_EEOP_ASSIGN_OUTER_VAR, - &&CASE_EEOP_ASSIGN_SCAN_VAR, - &&CASE_EEOP_ASSIGN_TMP, - &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, - &&CASE_EEOP_CONST, - &&CASE_EEOP_FUNCEXPR, - &&CASE_EEOP_FUNCEXPR_STRICT, - &&CASE_EEOP_FUNCEXPR_FUSAGE, - &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, - &&CASE_EEOP_BOOL_AND_STEP_FIRST, - &&CASE_EEOP_BOOL_AND_STEP, - &&CASE_EEOP_BOOL_AND_STEP_LAST, - &&CASE_EEOP_BOOL_OR_STEP_FIRST, - &&CASE_EEOP_BOOL_OR_STEP, - &&CASE_EEOP_BOOL_OR_STEP_LAST, - &&CASE_EEOP_BOOL_NOT_STEP, - &&CASE_EEOP_QUAL, - &&CASE_EEOP_JUMP, - &&CASE_EEOP_JUMP_IF_NULL, - &&CASE_EEOP_JUMP_IF_NOT_NULL, - &&CASE_EEOP_JUMP_IF_NOT_TRUE, - &&CASE_EEOP_NULLTEST_ISNULL, - &&CASE_EEOP_NULLTEST_ISNOTNULL, - &&CASE_EEOP_NULLTEST_ROWISNULL, - &&CASE_EEOP_NULLTEST_ROWISNOTNULL, - &&CASE_EEOP_BOOLTEST_IS_TRUE, - &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, - &&CASE_EEOP_BOOLTEST_IS_FALSE, - &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, - &&CASE_EEOP_PARAM_EXEC, - &&CASE_EEOP_PARAM_EXTERN, - &&CASE_EEOP_PARAM_CALLBACK, - &&CASE_EEOP_CASE_TESTVAL, - &&CASE_EEOP_MAKE_READONLY, - &&CASE_EEOP_IOCOERCE, - &&CASE_EEOP_IOCOERCE_SAFE, - &&CASE_EEOP_DISTINCT, - &&CASE_EEOP_NOT_DISTINCT, - &&CASE_EEOP_NULLIF, - &&CASE_EEOP_SQLVALUEFUNCTION, - &&CASE_EEOP_CURRENTOFEXPR, - &&CASE_EEOP_NEXTVALUEEXPR, - &&CASE_EEOP_ARRAYEXPR, - &&CASE_EEOP_ARRAYCOERCE, - &&CASE_EEOP_ROW, - &&CASE_EEOP_ROWCOMPARE_STEP, - &&CASE_EEOP_ROWCOMPARE_FINAL, - &&CASE_EEOP_MINMAX, - &&CASE_EEOP_FIELDSELECT, - &&CASE_EEOP_FIELDSTORE_DEFORM, - &&CASE_EEOP_FIELDSTORE_FORM, - &&CASE_EEOP_SBSREF_SUBSCRIPTS, - &&CASE_EEOP_SBSREF_OLD, - &&CASE_EEOP_SBSREF_ASSIGN, - &&CASE_EEOP_SBSREF_FETCH, - &&CASE_EEOP_DOMAIN_TESTVAL, - &&CASE_EEOP_DOMAIN_NOTNULL, - &&CASE_EEOP_DOMAIN_CHECK, - &&CASE_EEOP_CONVERT_ROWTYPE, - &&CASE_EEOP_SCALARARRAYOP, - &&CASE_EEOP_HASHED_SCALARARRAYOP, - &&CASE_EEOP_XMLEXPR, - &&CASE_EEOP_JSON_CONSTRUCTOR, - &&CASE_EEOP_IS_JSON, - &&CASE_EEOP_AGGREF, - &&CASE_EEOP_GROUPING_FUNC, - &&CASE_EEOP_WINDOW_FUNC, - &&CASE_EEOP_SUBPLAN, - &&CASE_EEOP_AGG_STRICT_DESERIALIZE, - &&CASE_EEOP_AGG_DESERIALIZE, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, - &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, - &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, - &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, - &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, - &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, - &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, - &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, - &&CASE_EEOP_LAST + [EEOP_DONE] = &&CASE_EEOP_DONE, + [EEOP_INNER_FETCHSOME] = &&CASE_EEOP_INNER_FETCHSOME, + [EEOP_OUTER_FETCHSOME] = &&CASE_EEOP_OUTER_FETCHSOME, + [EEOP_SCAN_FETCHSOME] = &&CASE_EEOP_SCAN_FETCHSOME, + [EEOP_INNER_VAR] = &&CASE_EEOP_INNER_VAR, + [EEOP_OUTER_VAR] = &&CASE_EEOP_OUTER_VAR, + [EEOP_SCAN_VAR] = &&CASE_EEOP_SCAN_VAR, + [EEOP_INNER_SYSVAR] = &&CASE_EEOP_INNER_SYSVAR, + [EEOP_OUTER_SYSVAR] = &&CASE_EEOP_OUTER_SYSVAR, + [EEOP_SCAN_SYSVAR] = &&CASE_EEOP_SCAN_SYSVAR, + [EEOP_WHOLEROW] = &&CASE_EEOP_WHOLEROW, + [EEOP_ASSIGN_INNER_VAR] = &&CASE_EEOP_ASSIGN_INNER_VAR, + [EEOP_ASSIGN_OUTER_VAR] = &&CASE_EEOP_ASSIGN_OUTER_VAR, + [EEOP_ASSIGN_SCAN_VAR] = &&CASE_EEOP_ASSIGN_SCAN_VAR, + [EEOP_ASSIGN_TMP] = &&CASE_EEOP_ASSIGN_TMP, + [EEOP_ASSIGN_TMP_MAKE_RO] = &&CASE_EEOP_ASSIGN_TMP_MAKE_RO, + [EEOP_CONST] = &&CASE_EEOP_CONST, + [EEOP_FUNCEXPR] = &&CASE_EEOP_FUNCEXPR, + [EEOP_FUNCEXPR_STRICT] = &&CASE_EEOP_FUNCEXPR_STRICT, + [EEOP_FUNCEXPR_FUSAGE] = &&CASE_EEOP_FUNCEXPR_FUSAGE, + [EEOP_FUNCEXPR_STRICT_FUSAGE] = &&CASE_EEOP_FUNCEXPR_STRICT_FUSAGE, + [EEOP_BOOL_AND_STEP_FIRST] = &&CASE_EEOP_BOOL_AND_STEP_FIRST, + [EEOP_BOOL_AND_STEP] = &&CASE_EEOP_BOOL_AND_STEP, + [EEOP_BOOL_AND_STEP_LAST] = &&CASE_EEOP_BOOL_AND_STEP_LAST, + [EEOP_BOOL_OR_STEP_FIRST] = &&CASE_EEOP_BOOL_OR_STEP_FIRST, + [EEOP_BOOL_OR_STEP] = &&CASE_EEOP_BOOL_OR_STEP, + [EEOP_BOOL_OR_STEP_LAST] = &&CASE_EEOP_BOOL_OR_STEP_LAST, + [EEOP_BOOL_NOT_STEP] = &&CASE_EEOP_BOOL_NOT_STEP, + [EEOP_QUAL] = &&CASE_EEOP_QUAL, + [EEOP_JUMP] = &&CASE_EEOP_JUMP, + [EEOP_JUMP_IF_NULL] = &&CASE_EEOP_JUMP_IF_NULL, + [EEOP_JUMP_IF_NOT_NULL] = &&CASE_EEOP_JUMP_IF_NOT_NULL, + [EEOP_JUMP_IF_NOT_TRUE] = &&CASE_EEOP_JUMP_IF_NOT_TRUE, + [EEOP_NULLTEST_ISNULL] = &&CASE_EEOP_NULLTEST_ISNULL, + [EEOP_NULLTEST_ISNOTNULL] = &&CASE_EEOP_NULLTEST_ISNOTNULL, + [EEOP_NULLTEST_ROWISNULL] = &&CASE_EEOP_NULLTEST_ROWISNULL, + [EEOP_NULLTEST_ROWISNOTNULL] = &&CASE_EEOP_NULLTEST_ROWISNOTNULL, + [EEOP_BOOLTEST_IS_TRUE] = &&CASE_EEOP_BOOLTEST_IS_TRUE, + [EEOP_BOOLTEST_IS_NOT_TRUE] = &&CASE_EEOP_BOOLTEST_IS_NOT_TRUE, + [EEOP_BOOLTEST_IS_FALSE] = &&CASE_EEOP_BOOLTEST_IS_FALSE, + [EEOP_BOOLTEST_IS_NOT_FALSE] = &&CASE_EEOP_BOOLTEST_IS_NOT_FALSE, + [EEOP_PARAM_EXEC] = &&CASE_EEOP_PARAM_EXEC, + [EEOP_PARAM_EXTERN] = &&CASE_EEOP_PARAM_EXTERN, + [EEOP_PARAM_CALLBACK] = &&CASE_EEOP_PARAM_CALLBACK, + [EEOP_CASE_TESTVAL] = &&CASE_EEOP_CASE_TESTVAL, + [EEOP_MAKE_READONLY] = &&CASE_EEOP_MAKE_READONLY, + [EEOP_IOCOERCE] = &&CASE_EEOP_IOCOERCE, + [EEOP_IOCOERCE_SAFE] = &&CASE_EEOP_IOCOERCE_SAFE, + [EEOP_DISTINCT] = &&CASE_EEOP_DISTINCT, + [EEOP_NOT_DISTINCT] = &&CASE_EEOP_NOT_DISTINCT, + [EEOP_NULLIF] = &&CASE_EEOP_NULLIF, + [EEOP_SQLVALUEFUNCTION] = &&CASE_EEOP_SQLVALUEFUNCTION, + [EEOP_CURRENTOFEXPR] = &&CASE_EEOP_CURRENTOFEXPR, + [EEOP_NEXTVALUEEXPR] = &&CASE_EEOP_NEXTVALUEEXPR, + [EEOP_ARRAYEXPR] = &&CASE_EEOP_ARRAYEXPR, + [EEOP_ARRAYCOERCE] = &&CASE_EEOP_ARRAYCOERCE, + [EEOP_ROW] = &&CASE_EEOP_ROW, + [EEOP_ROWCOMPARE_STEP] = &&CASE_EEOP_ROWCOMPARE_STEP, + [EEOP_ROWCOMPARE_FINAL] = &&CASE_EEOP_ROWCOMPARE_FINAL, + [EEOP_MINMAX] = &&CASE_EEOP_MINMAX, + [EEOP_FIELDSELECT] = &&CASE_EEOP_FIELDSELECT, + [EEOP_FIELDSTORE_DEFORM] = &&CASE_EEOP_FIELDSTORE_DEFORM, + [EEOP_FIELDSTORE_FORM] = &&CASE_EEOP_FIELDSTORE_FORM, + [EEOP_SBSREF_SUBSCRIPTS] = &&CASE_EEOP_SBSREF_SUBSCRIPTS, + [EEOP_SBSREF_OLD] = &&CASE_EEOP_SBSREF_OLD, + [EEOP_SBSREF_ASSIGN] = &&CASE_EEOP_SBSREF_ASSIGN, + [EEOP_SBSREF_FETCH] = &&CASE_EEOP_SBSREF_FETCH, + [EEOP_DOMAIN_TESTVAL] = &&CASE_EEOP_DOMAIN_TESTVAL, + [EEOP_DOMAIN_NOTNULL] = &&CASE_EEOP_DOMAIN_NOTNULL, + [EEOP_DOMAIN_CHECK] = &&CASE_EEOP_DOMAIN_CHECK, + [EEOP_CONVERT_ROWTYPE] = &&CASE_EEOP_CONVERT_ROWTYPE, + [EEOP_SCALARARRAYOP] = &&CASE_EEOP_SCALARARRAYOP, + [EEOP_HASHED_SCALARARRAYOP] = &&CASE_EEOP_HASHED_SCALARARRAYOP, + [EEOP_XMLEXPR] = &&CASE_EEOP_XMLEXPR, + [EEOP_JSON_CONSTRUCTOR] = &&CASE_EEOP_JSON_CONSTRUCTOR, + [EEOP_IS_JSON] = &&CASE_EEOP_IS_JSON, + [EEOP_AGGREF] = &&CASE_EEOP_AGGREF, + [EEOP_GROUPING_FUNC] = &&CASE_EEOP_GROUPING_FUNC, + [EEOP_WINDOW_FUNC] = &&CASE_EEOP_WINDOW_FUNC, + [EEOP_SUBPLAN] = &&CASE_EEOP_SUBPLAN, + [EEOP_AGG_STRICT_DESERIALIZE] = &&CASE_EEOP_AGG_STRICT_DESERIALIZE, + [EEOP_AGG_DESERIALIZE] = &&CASE_EEOP_AGG_DESERIALIZE, + [EEOP_AGG_STRICT_INPUT_CHECK_ARGS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_ARGS, + [EEOP_AGG_STRICT_INPUT_CHECK_NULLS] = &&CASE_EEOP_AGG_STRICT_INPUT_CHECK_NULLS, + [EEOP_AGG_PLAIN_PERGROUP_NULLCHECK] = &&CASE_EEOP_AGG_PLAIN_PERGROUP_NULLCHECK, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYVAL, + [EEOP_AGG_PLAIN_TRANS_BYVAL] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYVAL, + [EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_INIT_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_STRICT_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_STRICT_BYREF, + [EEOP_AGG_PLAIN_TRANS_BYREF] = &&CASE_EEOP_AGG_PLAIN_TRANS_BYREF, + [EEOP_AGG_PRESORTED_DISTINCT_SINGLE] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_SINGLE, + [EEOP_AGG_PRESORTED_DISTINCT_MULTI] = &&CASE_EEOP_AGG_PRESORTED_DISTINCT_MULTI, + [EEOP_AGG_ORDERED_TRANS_DATUM] = &&CASE_EEOP_AGG_ORDERED_TRANS_DATUM, + [EEOP_AGG_ORDERED_TRANS_TUPLE] = &&CASE_EEOP_AGG_ORDERED_TRANS_TUPLE, }; - StaticAssertDecl(lengthof(dispatch_table) == EEOP_LAST + 1, + StaticAssertDecl(lengthof(dispatch_table) == EEOP_LAST, "dispatch_table out of whack with ExprEvalOp"); if (unlikely(state == NULL)) @@ -1845,13 +1841,6 @@ ExecInterpExpr(ExprState *state, ExprContext *econtext, bool *isnull) EEO_NEXT(); } - - EEO_CASE(EEOP_LAST) - { - /* unreachable */ - Assert(false); - goto out; - } } out: diff --git a/src/include/executor/execExpr.h b/src/include/executor/execExpr.h index a28ddcdd77..00d3db7a74 100644 --- a/src/include/executor/execExpr.h +++ b/src/include/executor/execExpr.h @@ -60,7 +60,7 @@ typedef struct ExprEvalRowtypeCache * Identifies the operation to be executed and which member in the * ExprEvalStep->d union is valid. * - * The order of entries needs to be kept in sync with the dispatch_table[] + * If you add some operation don't forget to update the dispatch_table[] * array in execExprInterp.c:ExecInterpExpr(). */ typedef enum ExprEvalOp -- 2.34.1 --=-=-=-- ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v16 7/8] Row pattern recognition patch (tests). @ 2024-04-12 06:49 Tatsuo Ishii <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Tatsuo Ishii @ 2024-04-12 06:49 UTC (permalink / raw) --- src/test/regress/expected/rpr.out | 821 +++++++++++++++++++++++++++++ src/test/regress/parallel_schedule | 2 +- src/test/regress/sql/rpr.sql | 392 ++++++++++++++ 3 files changed, 1214 insertions(+), 1 deletion(-) create mode 100644 src/test/regress/expected/rpr.out create mode 100644 src/test/regress/sql/rpr.sql diff --git a/src/test/regress/expected/rpr.out b/src/test/regress/expected/rpr.out new file mode 100644 index 0000000000..e8998ebf45 --- /dev/null +++ b/src/test/regress/expected/rpr.out @@ -0,0 +1,821 @@ +-- +-- Test for row pattern definition clause +-- +CREATE TEMP TABLE stock ( + company TEXT, + tdate DATE, + price INTEGER +); +INSERT INTO stock VALUES ('company1', '2023-07-01', 100); +INSERT INTO stock VALUES ('company1', '2023-07-02', 200); +INSERT INTO stock VALUES ('company1', '2023-07-03', 150); +INSERT INTO stock VALUES ('company1', '2023-07-04', 140); +INSERT INTO stock VALUES ('company1', '2023-07-05', 150); +INSERT INTO stock VALUES ('company1', '2023-07-06', 90); +INSERT INTO stock VALUES ('company1', '2023-07-07', 110); +INSERT INTO stock VALUES ('company1', '2023-07-08', 130); +INSERT INTO stock VALUES ('company1', '2023-07-09', 120); +INSERT INTO stock VALUES ('company1', '2023-07-10', 130); +INSERT INTO stock VALUES ('company2', '2023-07-01', 50); +INSERT INTO stock VALUES ('company2', '2023-07-02', 2000); +INSERT INTO stock VALUES ('company2', '2023-07-03', 1500); +INSERT INTO stock VALUES ('company2', '2023-07-04', 1400); +INSERT INTO stock VALUES ('company2', '2023-07-05', 1500); +INSERT INTO stock VALUES ('company2', '2023-07-06', 60); +INSERT INTO stock VALUES ('company2', '2023-07-07', 1100); +INSERT INTO stock VALUES ('company2', '2023-07-08', 1300); +INSERT INTO stock VALUES ('company2', '2023-07-09', 1200); +INSERT INTO stock VALUES ('company2', '2023-07-10', 1300); +SELECT * FROM stock; + company | tdate | price +----------+------------+------- + company1 | 07-01-2023 | 100 + company1 | 07-02-2023 | 200 + company1 | 07-03-2023 | 150 + company1 | 07-04-2023 | 140 + company1 | 07-05-2023 | 150 + company1 | 07-06-2023 | 90 + company1 | 07-07-2023 | 110 + company1 | 07-08-2023 | 130 + company1 | 07-09-2023 | 120 + company1 | 07-10-2023 | 130 + company2 | 07-01-2023 | 50 + company2 | 07-02-2023 | 2000 + company2 | 07-03-2023 | 1500 + company2 | 07-04-2023 | 1400 + company2 | 07-05-2023 | 1500 + company2 | 07-06-2023 | 60 + company2 | 07-07-2023 | 1100 + company2 | 07-08-2023 | 1300 + company2 | 07-09-2023 | 1200 + company2 | 07-10-2023 | 1300 +(20 rows) + +-- basic test using PREV +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | nth_second +----------+------------+-------+-------------+------------+------------ + company1 | 07-01-2023 | 100 | 100 | 140 | 07-02-2023 + company1 | 07-02-2023 | 200 | | | + company1 | 07-03-2023 | 150 | | | + company1 | 07-04-2023 | 140 | | | + company1 | 07-05-2023 | 150 | | | + company1 | 07-06-2023 | 90 | 90 | 120 | 07-07-2023 + company1 | 07-07-2023 | 110 | | | + company1 | 07-08-2023 | 130 | | | + company1 | 07-09-2023 | 120 | | | + company1 | 07-10-2023 | 130 | | | + company2 | 07-01-2023 | 50 | 50 | 1400 | 07-02-2023 + company2 | 07-02-2023 | 2000 | | | + company2 | 07-03-2023 | 1500 | | | + company2 | 07-04-2023 | 1400 | | | + company2 | 07-05-2023 | 1500 | | | + company2 | 07-06-2023 | 60 | 60 | 1200 | 07-07-2023 + company2 | 07-07-2023 | 1100 | | | + company2 | 07-08-2023 | 1300 | | | + company2 | 07-09-2023 | 1200 | | | + company2 | 07-10-2023 | 1300 | | | +(20 rows) + +-- basic test using PREV. UP appears twice +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+ UP+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | nth_second +----------+------------+-------+-------------+------------+------------ + company1 | 07-01-2023 | 100 | 100 | 150 | 07-02-2023 + company1 | 07-02-2023 | 200 | | | + company1 | 07-03-2023 | 150 | | | + company1 | 07-04-2023 | 140 | | | + company1 | 07-05-2023 | 150 | | | + company1 | 07-06-2023 | 90 | 90 | 130 | 07-07-2023 + company1 | 07-07-2023 | 110 | | | + company1 | 07-08-2023 | 130 | | | + company1 | 07-09-2023 | 120 | | | + company1 | 07-10-2023 | 130 | | | + company2 | 07-01-2023 | 50 | 50 | 1500 | 07-02-2023 + company2 | 07-02-2023 | 2000 | | | + company2 | 07-03-2023 | 1500 | | | + company2 | 07-04-2023 | 1400 | | | + company2 | 07-05-2023 | 1500 | | | + company2 | 07-06-2023 | 60 | 60 | 1300 | 07-07-2023 + company2 | 07-07-2023 | 1100 | | | + company2 | 07-08-2023 | 1300 | | | + company2 | 07-09-2023 | 1200 | | | + company2 | 07-10-2023 | 1300 | | | +(20 rows) + +-- basic test using PREV. Use '*' +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP* DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | nth_second +----------+------------+-------+-------------+------------+------------ + company1 | 07-01-2023 | 100 | 100 | 140 | 07-02-2023 + company1 | 07-02-2023 | 200 | | | + company1 | 07-03-2023 | 150 | | | + company1 | 07-04-2023 | 140 | | | + company1 | 07-05-2023 | 150 | 150 | 90 | 07-06-2023 + company1 | 07-06-2023 | 90 | | | + company1 | 07-07-2023 | 110 | 110 | 120 | 07-08-2023 + company1 | 07-08-2023 | 130 | | | + company1 | 07-09-2023 | 120 | | | + company1 | 07-10-2023 | 130 | | | + company2 | 07-01-2023 | 50 | 50 | 1400 | 07-02-2023 + company2 | 07-02-2023 | 2000 | | | + company2 | 07-03-2023 | 1500 | | | + company2 | 07-04-2023 | 1400 | | | + company2 | 07-05-2023 | 1500 | 1500 | 60 | 07-06-2023 + company2 | 07-06-2023 | 60 | | | + company2 | 07-07-2023 | 1100 | 1100 | 1200 | 07-08-2023 + company2 | 07-08-2023 | 1300 | | | + company2 | 07-09-2023 | 1200 | | | + company2 | 07-10-2023 | 1300 | | | +(20 rows) + +-- basic test with none greedy pattern +SELECT company, tdate, price, count(*) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (A A A) + DEFINE + A AS price >= 140 AND price <= 150 +); + company | tdate | price | count +----------+------------+-------+------- + company1 | 07-01-2023 | 100 | 0 + company1 | 07-02-2023 | 200 | 0 + company1 | 07-03-2023 | 150 | 3 + company1 | 07-04-2023 | 140 | + company1 | 07-05-2023 | 150 | + company1 | 07-06-2023 | 90 | 0 + company1 | 07-07-2023 | 110 | 0 + company1 | 07-08-2023 | 130 | 0 + company1 | 07-09-2023 | 120 | 0 + company1 | 07-10-2023 | 130 | 0 + company2 | 07-01-2023 | 50 | 0 + company2 | 07-02-2023 | 2000 | 0 + company2 | 07-03-2023 | 1500 | 0 + company2 | 07-04-2023 | 1400 | 0 + company2 | 07-05-2023 | 1500 | 0 + company2 | 07-06-2023 | 60 | 0 + company2 | 07-07-2023 | 1100 | 0 + company2 | 07-08-2023 | 1300 | 0 + company2 | 07-09-2023 | 1200 | 0 + company2 | 07-10-2023 | 1300 | 0 +(20 rows) + +-- last_value() should remain consistent +SELECT company, tdate, price, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | last_value +----------+------------+-------+------------ + company1 | 07-01-2023 | 100 | 140 + company1 | 07-02-2023 | 200 | + company1 | 07-03-2023 | 150 | + company1 | 07-04-2023 | 140 | + company1 | 07-05-2023 | 150 | + company1 | 07-06-2023 | 90 | 120 + company1 | 07-07-2023 | 110 | + company1 | 07-08-2023 | 130 | + company1 | 07-09-2023 | 120 | + company1 | 07-10-2023 | 130 | + company2 | 07-01-2023 | 50 | 1400 + company2 | 07-02-2023 | 2000 | + company2 | 07-03-2023 | 1500 | + company2 | 07-04-2023 | 1400 | + company2 | 07-05-2023 | 1500 | + company2 | 07-06-2023 | 60 | 1200 + company2 | 07-07-2023 | 1100 | + company2 | 07-08-2023 | 1300 | + company2 | 07-09-2023 | 1200 | + company2 | 07-10-2023 | 1300 | +(20 rows) + +-- omit "START" in DEFINE but it is ok because "START AS TRUE" is +-- implicitly defined. per spec. +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | nth_second +----------+------------+-------+-------------+------------+------------ + company1 | 07-01-2023 | 100 | 100 | 140 | 07-02-2023 + company1 | 07-02-2023 | 200 | | | + company1 | 07-03-2023 | 150 | | | + company1 | 07-04-2023 | 140 | | | + company1 | 07-05-2023 | 150 | | | + company1 | 07-06-2023 | 90 | 90 | 120 | 07-07-2023 + company1 | 07-07-2023 | 110 | | | + company1 | 07-08-2023 | 130 | | | + company1 | 07-09-2023 | 120 | | | + company1 | 07-10-2023 | 130 | | | + company2 | 07-01-2023 | 50 | 50 | 1400 | 07-02-2023 + company2 | 07-02-2023 | 2000 | | | + company2 | 07-03-2023 | 1500 | | | + company2 | 07-04-2023 | 1400 | | | + company2 | 07-05-2023 | 1500 | | | + company2 | 07-06-2023 | 60 | 60 | 1200 | 07-07-2023 + company2 | 07-07-2023 | 1100 | | | + company2 | 07-08-2023 | 1300 | | | + company2 | 07-09-2023 | 1200 | | | + company2 | 07-10-2023 | 1300 | | | +(20 rows) + +-- the first row start with less than or equal to 100 +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (LOWPRICE UP+ DOWN+) + DEFINE + LOWPRICE AS price <= 100, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | 100 | 140 + company1 | 07-02-2023 | 200 | | + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | | + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | 90 | 120 + company1 | 07-07-2023 | 110 | | + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | 50 | 1400 + company2 | 07-02-2023 | 2000 | | + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | | + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | 60 | 1200 + company2 | 07-07-2023 | 1100 | | + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- second row raises 120% +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (LOWPRICE UP+ DOWN+) + DEFINE + LOWPRICE AS price <= 100, + UP AS price > PREV(price) * 1.2, + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | 100 | 140 + company1 | 07-02-2023 | 200 | | + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | | + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | | + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | 50 | 1400 + company2 | 07-02-2023 | 2000 | | + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | | + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | | + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- using NEXT +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UPDOWN) + DEFINE + START AS TRUE, + UPDOWN AS price > PREV(price) AND price > NEXT(price) +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | 100 | 200 + company1 | 07-02-2023 | 200 | | + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | 140 | 150 + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | 110 | 130 + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | 50 | 2000 + company2 | 07-02-2023 | 2000 | | + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | 1400 | 1500 + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | 1100 | 1300 + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + INITIAL + PATTERN (START UPDOWN) + DEFINE + START AS TRUE, + UPDOWN AS price > PREV(price) AND price > NEXT(price) +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | 100 | 200 + company1 | 07-02-2023 | 200 | | + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | 140 | 150 + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | 110 | 130 + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | 50 | 2000 + company2 | 07-02-2023 | 2000 | | + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | 1400 | 1500 + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | 1100 | 1300 + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- match everything +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + INITIAL + PATTERN (A+) + DEFINE + A AS TRUE +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | 100 | 130 + company1 | 07-02-2023 | 200 | | + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | | + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | | + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | 50 | 1300 + company2 | 07-02-2023 | 2000 | | + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | | + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | | + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- backtracking with reclassification of rows +-- using AFTER MATCH SKIP PAST LAST ROW +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + INITIAL + PATTERN (A+ B+) + DEFINE + A AS price > 100, + B AS price > 100 +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | | + company1 | 07-02-2023 | 200 | 07-02-2023 | 07-05-2023 + company1 | 07-03-2023 | 150 | | + company1 | 07-04-2023 | 140 | | + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | 07-07-2023 | 07-10-2023 + company1 | 07-08-2023 | 130 | | + company1 | 07-09-2023 | 120 | | + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | | + company2 | 07-02-2023 | 2000 | 07-02-2023 | 07-05-2023 + company2 | 07-03-2023 | 1500 | | + company2 | 07-04-2023 | 1400 | | + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | 07-07-2023 | 07-10-2023 + company2 | 07-08-2023 | 1300 | | + company2 | 07-09-2023 | 1200 | | + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- backtracking with reclassification of rows +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + INITIAL + PATTERN (A+ B+) + DEFINE + A AS price > 100, + B AS price > 100 +); + company | tdate | price | first_value | last_value +----------+------------+-------+-------------+------------ + company1 | 07-01-2023 | 100 | | + company1 | 07-02-2023 | 200 | 07-02-2023 | 07-05-2023 + company1 | 07-03-2023 | 150 | 07-03-2023 | 07-05-2023 + company1 | 07-04-2023 | 140 | 07-04-2023 | 07-05-2023 + company1 | 07-05-2023 | 150 | | + company1 | 07-06-2023 | 90 | | + company1 | 07-07-2023 | 110 | 07-07-2023 | 07-10-2023 + company1 | 07-08-2023 | 130 | 07-08-2023 | 07-10-2023 + company1 | 07-09-2023 | 120 | 07-09-2023 | 07-10-2023 + company1 | 07-10-2023 | 130 | | + company2 | 07-01-2023 | 50 | | + company2 | 07-02-2023 | 2000 | 07-02-2023 | 07-05-2023 + company2 | 07-03-2023 | 1500 | 07-03-2023 | 07-05-2023 + company2 | 07-04-2023 | 1400 | 07-04-2023 | 07-05-2023 + company2 | 07-05-2023 | 1500 | | + company2 | 07-06-2023 | 60 | | + company2 | 07-07-2023 | 1100 | 07-07-2023 | 07-10-2023 + company2 | 07-08-2023 | 1300 | 07-08-2023 | 07-10-2023 + company2 | 07-09-2023 | 1200 | 07-09-2023 | 07-10-2023 + company2 | 07-10-2023 | 1300 | | +(20 rows) + +-- ROWS BETWEEN CURRENT ROW AND offset FOLLOWING +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w, + count(*) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | count +----------+------------+-------+-------------+------------+------- + company1 | 07-01-2023 | 100 | 07-01-2023 | 07-03-2023 | 3 + company1 | 07-02-2023 | 200 | | | + company1 | 07-03-2023 | 150 | | | + company1 | 07-04-2023 | 140 | 07-04-2023 | 07-06-2023 | 3 + company1 | 07-05-2023 | 150 | | | + company1 | 07-06-2023 | 90 | | | + company1 | 07-07-2023 | 110 | 07-07-2023 | 07-09-2023 | 3 + company1 | 07-08-2023 | 130 | | | + company1 | 07-09-2023 | 120 | | | + company1 | 07-10-2023 | 130 | | | 0 + company2 | 07-01-2023 | 50 | 07-01-2023 | 07-03-2023 | 3 + company2 | 07-02-2023 | 2000 | | | + company2 | 07-03-2023 | 1500 | | | + company2 | 07-04-2023 | 1400 | 07-04-2023 | 07-06-2023 | 3 + company2 | 07-05-2023 | 1500 | | | + company2 | 07-06-2023 | 60 | | | + company2 | 07-07-2023 | 1100 | 07-07-2023 | 07-09-2023 | 3 + company2 | 07-08-2023 | 1300 | | | + company2 | 07-09-2023 | 1200 | | | + company2 | 07-10-2023 | 1300 | | | 0 +(20 rows) + +-- +-- Aggregates +-- +-- using AFTER MATCH SKIP PAST LAST ROW +SELECT company, tdate, price, + first_value(price) OVER w, + last_value(price) OVER w, + max(price) OVER w, + min(price) OVER w, + sum(price) OVER w, + avg(price) OVER w, + count(price) OVER w +FROM stock +WINDOW w AS ( +PARTITION BY company +ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING +AFTER MATCH SKIP PAST LAST ROW +INITIAL +PATTERN (START UP+ DOWN+) +DEFINE +START AS TRUE, +UP AS price > PREV(price), +DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | max | min | sum | avg | count +----------+------------+-------+-------------+------------+------+-----+------+-----------------------+------- + company1 | 07-01-2023 | 100 | 100 | 140 | 200 | 100 | 590 | 147.5000000000000000 | 4 + company1 | 07-02-2023 | 200 | | | | | | | + company1 | 07-03-2023 | 150 | | | | | | | + company1 | 07-04-2023 | 140 | | | | | | | + company1 | 07-05-2023 | 150 | | | | | | | 0 + company1 | 07-06-2023 | 90 | 90 | 120 | 130 | 90 | 450 | 112.5000000000000000 | 4 + company1 | 07-07-2023 | 110 | | | | | | | + company1 | 07-08-2023 | 130 | | | | | | | + company1 | 07-09-2023 | 120 | | | | | | | + company1 | 07-10-2023 | 130 | | | | | | | 0 + company2 | 07-01-2023 | 50 | 50 | 1400 | 2000 | 50 | 4950 | 1237.5000000000000000 | 4 + company2 | 07-02-2023 | 2000 | | | | | | | + company2 | 07-03-2023 | 1500 | | | | | | | + company2 | 07-04-2023 | 1400 | | | | | | | + company2 | 07-05-2023 | 1500 | | | | | | | 0 + company2 | 07-06-2023 | 60 | 60 | 1200 | 1300 | 60 | 3660 | 915.0000000000000000 | 4 + company2 | 07-07-2023 | 1100 | | | | | | | + company2 | 07-08-2023 | 1300 | | | | | | | + company2 | 07-09-2023 | 1200 | | | | | | | + company2 | 07-10-2023 | 1300 | | | | | | | 0 +(20 rows) + +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, + first_value(price) OVER w, + last_value(price) OVER w, + max(price) OVER w, + min(price) OVER w, + sum(price) OVER w, + avg(price) OVER w, + count(price) OVER w +FROM stock +WINDOW w AS ( +PARTITION BY company +ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING +AFTER MATCH SKIP TO NEXT ROW +INITIAL +PATTERN (START UP+ DOWN+) +DEFINE +START AS TRUE, +UP AS price > PREV(price), +DOWN AS price < PREV(price) +); + company | tdate | price | first_value | last_value | max | min | sum | avg | count +----------+------------+-------+-------------+------------+------+------+------+-----------------------+------- + company1 | 07-01-2023 | 100 | 100 | 140 | 200 | 100 | 590 | 147.5000000000000000 | 4 + company1 | 07-02-2023 | 200 | | | | | | | 0 + company1 | 07-03-2023 | 150 | | | | | | | 0 + company1 | 07-04-2023 | 140 | 140 | 90 | 150 | 90 | 380 | 126.6666666666666667 | 3 + company1 | 07-05-2023 | 150 | | | | | | | 0 + company1 | 07-06-2023 | 90 | 90 | 120 | 130 | 90 | 450 | 112.5000000000000000 | 4 + company1 | 07-07-2023 | 110 | 110 | 120 | 130 | 110 | 360 | 120.0000000000000000 | 3 + company1 | 07-08-2023 | 130 | | | | | | | 0 + company1 | 07-09-2023 | 120 | | | | | | | 0 + company1 | 07-10-2023 | 130 | | | | | | | 0 + company2 | 07-01-2023 | 50 | 50 | 1400 | 2000 | 50 | 4950 | 1237.5000000000000000 | 4 + company2 | 07-02-2023 | 2000 | | | | | | | 0 + company2 | 07-03-2023 | 1500 | | | | | | | 0 + company2 | 07-04-2023 | 1400 | 1400 | 60 | 1500 | 60 | 2960 | 986.6666666666666667 | 3 + company2 | 07-05-2023 | 1500 | | | | | | | 0 + company2 | 07-06-2023 | 60 | 60 | 1200 | 1300 | 60 | 3660 | 915.0000000000000000 | 4 + company2 | 07-07-2023 | 1100 | 1100 | 1200 | 1300 | 1100 | 3600 | 1200.0000000000000000 | 3 + company2 | 07-08-2023 | 1300 | | | | | | | 0 + company2 | 07-09-2023 | 1200 | | | | | | | 0 + company2 | 07-10-2023 | 1300 | | | | | | | 0 +(20 rows) + +-- JOIN case +CREATE TEMP TABLE t1 (i int, v1 int); +CREATE TEMP TABLE t2 (j int, v2 int); +INSERT INTO t1 VALUES(1,10); +INSERT INTO t1 VALUES(1,11); +INSERT INTO t1 VALUES(1,12); +INSERT INTO t2 VALUES(2,10); +INSERT INTO t2 VALUES(2,11); +INSERT INTO t2 VALUES(2,12); +SELECT * FROM t1, t2 WHERE t1.v1 <= 11 AND t2.v2 <= 11; + i | v1 | j | v2 +---+----+---+---- + 1 | 10 | 2 | 10 + 1 | 10 | 2 | 11 + 1 | 11 | 2 | 10 + 1 | 11 | 2 | 11 +(4 rows) + +SELECT *, count(*) OVER w FROM t1, t2 +WINDOW w AS ( + PARTITION BY t1.i + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (A) + DEFINE + A AS v1 <= 11 AND v2 <= 11 +); + i | v1 | j | v2 | count +---+----+---+----+------- + 1 | 10 | 2 | 10 | 1 + 1 | 10 | 2 | 11 | 1 + 1 | 10 | 2 | 12 | 0 + 1 | 11 | 2 | 10 | 1 + 1 | 11 | 2 | 11 | 1 + 1 | 11 | 2 | 12 | 0 + 1 | 12 | 2 | 10 | 0 + 1 | 12 | 2 | 11 | 0 + 1 | 12 | 2 | 12 | 0 +(9 rows) + +-- WITH case +WITH wstock AS ( + SELECT * FROM stock WHERE tdate < '2023-07-08' +) +SELECT tdate, price, +first_value(tdate) OVER w, +count(*) OVER w + FROM wstock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + tdate | price | first_value | count +------------+-------+-------------+------- + 07-01-2023 | 100 | 07-01-2023 | 4 + 07-02-2023 | 200 | | + 07-03-2023 | 150 | | + 07-04-2023 | 140 | | + 07-05-2023 | 150 | | 0 + 07-06-2023 | 90 | | 0 + 07-07-2023 | 110 | | 0 + 07-01-2023 | 50 | 07-01-2023 | 4 + 07-02-2023 | 2000 | | + 07-03-2023 | 1500 | | + 07-04-2023 | 1400 | | + 07-05-2023 | 1500 | | 0 + 07-06-2023 | 60 | | 0 + 07-07-2023 | 1100 | | 0 +(14 rows) + +-- +-- Error cases +-- +-- row pattern definition variable name must not appear more than once +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + ORDER BY tdate + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price), + UP AS price > PREV(price) +); +ERROR: syntax error at or near "ORDER" +LINE 6: ORDER BY tdate + ^ +-- pattern variable name must appear in DEFINE +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+ END) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); +ERROR: syntax error at or near "END" +LINE 8: PATTERN (START UP+ DOWN+ END) + ^ +-- FRAME must start at current row when row patttern recognition is used +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); +ERROR: FRAME must start at current row when row patttern recognition is used +-- SEEK is not supported +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + SEEK + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); +ERROR: SEEK is not supported +LINE 8: SEEK + ^ +HINT: Use INITIAL. diff --git a/src/test/regress/parallel_schedule b/src/test/regress/parallel_schedule index 675c567617..0ca2713c3d 100644 --- a/src/test/regress/parallel_schedule +++ b/src/test/regress/parallel_schedule @@ -98,7 +98,7 @@ test: publication subscription # Another group of parallel tests # select_views depends on create_view # ---------- -test: select_views portals_p2 foreign_key cluster dependency guc bitmapops combocid tsearch tsdicts foreign_data window xmlmap functional_deps advisory_lock indirect_toast equivclass +test: select_views portals_p2 foreign_key cluster dependency guc bitmapops combocid tsearch tsdicts foreign_data window xmlmap functional_deps advisory_lock indirect_toast equivclass rpr # ---------- # Another group of parallel tests (JSON related) diff --git a/src/test/regress/sql/rpr.sql b/src/test/regress/sql/rpr.sql new file mode 100644 index 0000000000..0a69cc0e11 --- /dev/null +++ b/src/test/regress/sql/rpr.sql @@ -0,0 +1,392 @@ +-- +-- Test for row pattern definition clause +-- + +CREATE TEMP TABLE stock ( + company TEXT, + tdate DATE, + price INTEGER +); +INSERT INTO stock VALUES ('company1', '2023-07-01', 100); +INSERT INTO stock VALUES ('company1', '2023-07-02', 200); +INSERT INTO stock VALUES ('company1', '2023-07-03', 150); +INSERT INTO stock VALUES ('company1', '2023-07-04', 140); +INSERT INTO stock VALUES ('company1', '2023-07-05', 150); +INSERT INTO stock VALUES ('company1', '2023-07-06', 90); +INSERT INTO stock VALUES ('company1', '2023-07-07', 110); +INSERT INTO stock VALUES ('company1', '2023-07-08', 130); +INSERT INTO stock VALUES ('company1', '2023-07-09', 120); +INSERT INTO stock VALUES ('company1', '2023-07-10', 130); +INSERT INTO stock VALUES ('company2', '2023-07-01', 50); +INSERT INTO stock VALUES ('company2', '2023-07-02', 2000); +INSERT INTO stock VALUES ('company2', '2023-07-03', 1500); +INSERT INTO stock VALUES ('company2', '2023-07-04', 1400); +INSERT INTO stock VALUES ('company2', '2023-07-05', 1500); +INSERT INTO stock VALUES ('company2', '2023-07-06', 60); +INSERT INTO stock VALUES ('company2', '2023-07-07', 1100); +INSERT INTO stock VALUES ('company2', '2023-07-08', 1300); +INSERT INTO stock VALUES ('company2', '2023-07-09', 1200); +INSERT INTO stock VALUES ('company2', '2023-07-10', 1300); + +SELECT * FROM stock; + +-- basic test using PREV +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- basic test using PREV. UP appears twice +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+ UP+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- basic test using PREV. Use '*' +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP* DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- basic test with none greedy pattern +SELECT company, tdate, price, count(*) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (A A A) + DEFINE + A AS price >= 140 AND price <= 150 +); + +-- last_value() should remain consistent +SELECT company, tdate, price, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- omit "START" in DEFINE but it is ok because "START AS TRUE" is +-- implicitly defined. per spec. +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w, + nth_value(tdate, 2) OVER w AS nth_second + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- the first row start with less than or equal to 100 +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (LOWPRICE UP+ DOWN+) + DEFINE + LOWPRICE AS price <= 100, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- second row raises 120% +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (LOWPRICE UP+ DOWN+) + DEFINE + LOWPRICE AS price <= 100, + UP AS price > PREV(price) * 1.2, + DOWN AS price < PREV(price) +); + +-- using NEXT +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UPDOWN) + DEFINE + START AS TRUE, + UPDOWN AS price > PREV(price) AND price > NEXT(price) +); + +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + INITIAL + PATTERN (START UPDOWN) + DEFINE + START AS TRUE, + UPDOWN AS price > PREV(price) AND price > NEXT(price) +); + +-- match everything + +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + INITIAL + PATTERN (A+) + DEFINE + A AS TRUE +); + +-- backtracking with reclassification of rows +-- using AFTER MATCH SKIP PAST LAST ROW +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + INITIAL + PATTERN (A+ B+) + DEFINE + A AS price > 100, + B AS price > 100 +); + +-- backtracking with reclassification of rows +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + INITIAL + PATTERN (A+ B+) + DEFINE + A AS price > 100, + B AS price > 100 +); + +-- ROWS BETWEEN CURRENT ROW AND offset FOLLOWING +SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w, + count(*) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING + AFTER MATCH SKIP PAST LAST ROW + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- +-- Aggregates +-- + +-- using AFTER MATCH SKIP PAST LAST ROW +SELECT company, tdate, price, + first_value(price) OVER w, + last_value(price) OVER w, + max(price) OVER w, + min(price) OVER w, + sum(price) OVER w, + avg(price) OVER w, + count(price) OVER w +FROM stock +WINDOW w AS ( +PARTITION BY company +ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING +AFTER MATCH SKIP PAST LAST ROW +INITIAL +PATTERN (START UP+ DOWN+) +DEFINE +START AS TRUE, +UP AS price > PREV(price), +DOWN AS price < PREV(price) +); + +-- using AFTER MATCH SKIP TO NEXT ROW +SELECT company, tdate, price, + first_value(price) OVER w, + last_value(price) OVER w, + max(price) OVER w, + min(price) OVER w, + sum(price) OVER w, + avg(price) OVER w, + count(price) OVER w +FROM stock +WINDOW w AS ( +PARTITION BY company +ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING +AFTER MATCH SKIP TO NEXT ROW +INITIAL +PATTERN (START UP+ DOWN+) +DEFINE +START AS TRUE, +UP AS price > PREV(price), +DOWN AS price < PREV(price) +); + +-- JOIN case +CREATE TEMP TABLE t1 (i int, v1 int); +CREATE TEMP TABLE t2 (j int, v2 int); +INSERT INTO t1 VALUES(1,10); +INSERT INTO t1 VALUES(1,11); +INSERT INTO t1 VALUES(1,12); +INSERT INTO t2 VALUES(2,10); +INSERT INTO t2 VALUES(2,11); +INSERT INTO t2 VALUES(2,12); + +SELECT * FROM t1, t2 WHERE t1.v1 <= 11 AND t2.v2 <= 11; + +SELECT *, count(*) OVER w FROM t1, t2 +WINDOW w AS ( + PARTITION BY t1.i + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (A) + DEFINE + A AS v1 <= 11 AND v2 <= 11 +); + +-- WITH case +WITH wstock AS ( + SELECT * FROM stock WHERE tdate < '2023-07-08' +) +SELECT tdate, price, +first_value(tdate) OVER w, +count(*) OVER w + FROM wstock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- +-- Error cases +-- + +-- row pattern definition variable name must not appear more than once +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + ORDER BY tdate + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price), + UP AS price > PREV(price) +); + +-- pattern variable name must appear in DEFINE +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+ END) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- FRAME must start at current row when row patttern recognition is used +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING + INITIAL + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); + +-- SEEK is not supported +SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w + FROM stock + WINDOW w AS ( + PARTITION BY company + ORDER BY tdate + ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING + AFTER MATCH SKIP TO NEXT ROW + SEEK + PATTERN (START UP+ DOWN+) + DEFINE + START AS TRUE, + UP AS price > PREV(price), + DOWN AS price < PREV(price) +); -- 2.25.1 ----Next_Part(Fri_Apr_12_16_09_08_2024_262)-- Content-Type: Text/X-Patch; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="v16-0008-Allow-to-print-raw-parse-tree.patch" ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
* [PATCH v1 1/4] autovac: save all relopts instead of just avopts @ 2025-06-23 19:07 Nathan Bossart <[email protected]> 0 siblings, 0 replies; 794+ messages in thread From: Nathan Bossart @ 2025-06-23 19:07 UTC (permalink / raw) --- src/backend/postmaster/autovacuum.c | 119 ++++++++++------------------ 1 file changed, 43 insertions(+), 76 deletions(-) diff --git a/src/backend/postmaster/autovacuum.c b/src/backend/postmaster/autovacuum.c index 451fb90a610..f86c9fed853 100644 --- a/src/backend/postmaster/autovacuum.c +++ b/src/backend/postmaster/autovacuum.c @@ -192,8 +192,8 @@ typedef struct av_relation Oid ar_toastrelid; /* hash key - must be first */ Oid ar_relid; bool ar_hasrelopts; - AutoVacOpts ar_reloptions; /* copy of AutoVacOpts from the main table's - * reloptions, or NULL if none */ + StdRdOptions ar_reloptions; /* copy of main table's reloptions, or NULL if + * none */ } av_relation; /* struct to keep track of tables to vacuum and/or analyze, after rechecking */ @@ -333,11 +333,11 @@ static void FreeWorkerInfo(int code, Datum arg); static autovac_table *table_recheck_autovac(Oid relid, HTAB *table_toast_map, TupleDesc pg_class_desc, int effective_multixact_freeze_max_age); -static void recheck_relation_needs_vacanalyze(Oid relid, AutoVacOpts *avopts, +static void recheck_relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, bool *doanalyze, bool *wraparound); -static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, +static void relation_needs_vacanalyze(Oid relid, StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -345,8 +345,6 @@ static void relation_needs_vacanalyze(Oid relid, AutoVacOpts *relopts, static void autovacuum_do_vac_analyze(autovac_table *tab, BufferAccessStrategy bstrategy); -static AutoVacOpts *extract_autovac_opts(HeapTuple tup, - TupleDesc pg_class_desc); static void perform_work_item(AutoVacuumWorkItem *workitem); static void autovac_report_activity(autovac_table *tab); static void autovac_report_workitem(AutoVacuumWorkItem *workitem, @@ -1995,7 +1993,7 @@ do_autovacuum(void) { Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; - AutoVacOpts *relopts; + StdRdOptions *relopts; Oid relid; bool dovacuum; bool doanalyze; @@ -2033,7 +2031,7 @@ do_autovacuum(void) } /* Fetch reloptions and the pgstat entry for this table */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); @@ -2069,7 +2067,7 @@ do_autovacuum(void) { hentry->ar_hasrelopts = true; memcpy(&hentry->ar_reloptions, relopts, - sizeof(AutoVacOpts)); + sizeof(StdRdOptions)); } } } @@ -2095,7 +2093,7 @@ do_autovacuum(void) Form_pg_class classForm = (Form_pg_class) GETSTRUCT(tuple); PgStat_StatTabEntry *tabentry; Oid relid; - AutoVacOpts *relopts; + StdRdOptions *relopts; bool free_relopts = false; bool dovacuum; bool doanalyze; @@ -2113,7 +2111,7 @@ do_autovacuum(void) * fetch reloptions -- if this toast table does not have them, try the * main rel */ - relopts = extract_autovac_opts(tuple, pg_class_desc); + relopts = (StdRdOptions *) extractRelOptions(tuple, pg_class_desc, NULL); if (relopts) free_relopts = true; else @@ -2701,39 +2699,6 @@ deleted2: pfree(cur_relname); } -/* - * extract_autovac_opts - * - * Given a relation's pg_class tuple, return a palloc'd copy of the - * AutoVacOpts portion of reloptions, if set; otherwise, return NULL. - * - * Note: callers do not have a relation lock on the table at this point, - * so the table could have been dropped, and its catalog rows gone, after - * we acquired the pg_class row. If pg_class had a TOAST table, this would - * be a risk; fortunately, it doesn't. - */ -static AutoVacOpts * -extract_autovac_opts(HeapTuple tup, TupleDesc pg_class_desc) -{ - bytea *relopts; - AutoVacOpts *av; - - Assert(((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_RELATION || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_MATVIEW || - ((Form_pg_class) GETSTRUCT(tup))->relkind == RELKIND_TOASTVALUE); - - relopts = extractRelOptions(tup, pg_class_desc, NULL); - if (relopts == NULL) - return NULL; - - av = palloc(sizeof(AutoVacOpts)); - memcpy(av, &(((StdRdOptions *) relopts)->autovacuum), sizeof(AutoVacOpts)); - pfree(relopts); - - return av; -} - - /* * table_recheck_autovac * @@ -2753,8 +2718,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, bool doanalyze; autovac_table *tab = NULL; bool wraparound; - AutoVacOpts *avopts; - bool free_avopts = false; + StdRdOptions *relopts; + bool free_relopts = false; /* fetch the relation's relcache entry */ classTup = SearchSysCacheCopy1(RELOID, ObjectIdGetDatum(relid)); @@ -2766,9 +2731,9 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, * Get the applicable reloptions. If it is a TOAST table, try to get the * main table reloptions if the toast table itself doesn't have. */ - avopts = extract_autovac_opts(classTup, pg_class_desc); - if (avopts) - free_avopts = true; + relopts = (StdRdOptions *) extractRelOptions(classTup, pg_class_desc, NULL); + if (relopts) + free_relopts = true; else if (classForm->relkind == RELKIND_TOASTVALUE && table_toast_map != NULL) { @@ -2777,10 +2742,10 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, hentry = hash_search(table_toast_map, &relid, HASH_FIND, &found); if (found && hentry->ar_hasrelopts) - avopts = &hentry->ar_reloptions; + relopts = &hentry->ar_reloptions; } - recheck_relation_needs_vacanalyze(relid, avopts, classForm, + recheck_relation_needs_vacanalyze(relid, relopts, classForm, effective_multixact_freeze_max_age, &dovacuum, &doanalyze, &wraparound); @@ -2792,6 +2757,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, int multixact_freeze_min_age; int multixact_freeze_table_age; int log_min_duration; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* * Calculate the vacuum cost parameters and the freeze ages. If there @@ -2879,8 +2845,8 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, avopts->vacuum_cost_delay >= 0)); } - if (free_avopts) - pfree(avopts); + if (free_relopts) + pfree(relopts); heap_freetuple(classTup); return tab; } @@ -2895,7 +2861,7 @@ table_recheck_autovac(Oid relid, HTAB *table_toast_map, */ static void recheck_relation_needs_vacanalyze(Oid relid, - AutoVacOpts *avopts, + StdRdOptions *relopts, Form_pg_class classForm, int effective_multixact_freeze_max_age, bool *dovacuum, @@ -2908,7 +2874,7 @@ recheck_relation_needs_vacanalyze(Oid relid, tabentry = pgstat_fetch_stat_tabentry_ext(classForm->relisshared, relid); - relation_needs_vacanalyze(relid, avopts, classForm, tabentry, + relation_needs_vacanalyze(relid, relopts, classForm, tabentry, effective_multixact_freeze_max_age, dovacuum, doanalyze, wraparound); @@ -2928,7 +2894,7 @@ recheck_relation_needs_vacanalyze(Oid relid, * "dovacuum" and "doanalyze", respectively. Also return whether the vacuum is * being forced because of Xid or multixact wraparound. * - * relopts is a pointer to the AutoVacOpts options (either for itself in the + * relopts is a pointer to the StdRdOptions options (either for itself in the * case of a plain table, or for either itself or its parent table in the case * of a TOAST table), NULL if none; tabentry is the pgstats entry, which can be * NULL. @@ -2962,7 +2928,7 @@ recheck_relation_needs_vacanalyze(Oid relid, */ static void relation_needs_vacanalyze(Oid relid, - AutoVacOpts *relopts, + StdRdOptions *relopts, Form_pg_class classForm, PgStat_StatTabEntry *tabentry, int effective_multixact_freeze_max_age, @@ -2973,6 +2939,7 @@ relation_needs_vacanalyze(Oid relid, { bool force_vacuum; bool av_enabled; + AutoVacOpts *avopts = (relopts ? &relopts->autovacuum : NULL); /* constants from reloptions or GUC variables */ int vac_base_thresh, @@ -3010,45 +2977,45 @@ relation_needs_vacanalyze(Oid relid, */ /* -1 in autovac setting means use plain vacuum_scale_factor */ - vac_scale_factor = (relopts && relopts->vacuum_scale_factor >= 0) - ? relopts->vacuum_scale_factor + vac_scale_factor = (avopts && avopts->vacuum_scale_factor >= 0) + ? avopts->vacuum_scale_factor : autovacuum_vac_scale; - vac_base_thresh = (relopts && relopts->vacuum_threshold >= 0) - ? relopts->vacuum_threshold + vac_base_thresh = (avopts && avopts->vacuum_threshold >= 0) + ? avopts->vacuum_threshold : autovacuum_vac_thresh; /* -1 is used to disable max threshold */ - vac_max_thresh = (relopts && relopts->vacuum_max_threshold >= -1) - ? relopts->vacuum_max_threshold + vac_max_thresh = (avopts && avopts->vacuum_max_threshold >= -1) + ? avopts->vacuum_max_threshold : autovacuum_vac_max_thresh; - vac_ins_scale_factor = (relopts && relopts->vacuum_ins_scale_factor >= 0) - ? relopts->vacuum_ins_scale_factor + vac_ins_scale_factor = (avopts && avopts->vacuum_ins_scale_factor >= 0) + ? avopts->vacuum_ins_scale_factor : autovacuum_vac_ins_scale; /* -1 is used to disable insert vacuums */ - vac_ins_base_thresh = (relopts && relopts->vacuum_ins_threshold >= -1) - ? relopts->vacuum_ins_threshold + vac_ins_base_thresh = (avopts && avopts->vacuum_ins_threshold >= -1) + ? avopts->vacuum_ins_threshold : autovacuum_vac_ins_thresh; - anl_scale_factor = (relopts && relopts->analyze_scale_factor >= 0) - ? relopts->analyze_scale_factor + anl_scale_factor = (avopts && avopts->analyze_scale_factor >= 0) + ? avopts->analyze_scale_factor : autovacuum_anl_scale; - anl_base_thresh = (relopts && relopts->analyze_threshold >= 0) - ? relopts->analyze_threshold + anl_base_thresh = (avopts && avopts->analyze_threshold >= 0) + ? avopts->analyze_threshold : autovacuum_anl_thresh; - freeze_max_age = (relopts && relopts->freeze_max_age >= 0) - ? Min(relopts->freeze_max_age, autovacuum_freeze_max_age) + freeze_max_age = (avopts && avopts->freeze_max_age >= 0) + ? Min(avopts->freeze_max_age, autovacuum_freeze_max_age) : autovacuum_freeze_max_age; - multixact_freeze_max_age = (relopts && relopts->multixact_freeze_max_age >= 0) - ? Min(relopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) + multixact_freeze_max_age = (avopts && avopts->multixact_freeze_max_age >= 0) + ? Min(avopts->multixact_freeze_max_age, effective_multixact_freeze_max_age) : effective_multixact_freeze_max_age; - av_enabled = (relopts ? relopts->enabled : true); + av_enabled = (avopts ? avopts->enabled : true); /* Force vacuum if table is at risk of wraparound */ xidForceLimit = recentXid - freeze_max_age; -- 2.39.5 (Apple Git-154) --QWBYbd5Ar5k8NvSv Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=v1-0002-autovac-resolve-relopts-before-vacuuming.patch ^ permalink raw reply [nested|flat] 794+ messages in thread
end of thread, other threads:[~2025-06-23 19:07 UTC | newest] Thread overview: 794+ messages (download: mbox mbox.gz follow: Atom feed) -- links below jump to the message on this page -- 2024-03-05 13:32 [PATCH v2 1/1] Use C99-designated initializer syntax for dispatch_table array Japin Li <[email protected]> 2024-03-05 13:32 [PATCH v1 1/1] Use C99-designated initializer syntax for dispatch_table array Japin Li <[email protected]> 2024-03-05 13:32 [PATCH v3 1/1] Use C99-designated initializer syntax for dispatch_table array Japin Li <[email protected]> 2024-04-12 06:49 [PATCH v16 7/8] Row pattern recognition patch (tests). Tatsuo Ishii <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]> 2025-06-23 19:07 [PATCH v1 1/4] autovac: save all relopts instead of just avopts Nathan Bossart <[email protected]>
This inbox is served by agora; see mirroring instructions for how to clone and mirror all data and code used for this inbox